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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Practice Set 1 > A conducting wire of length ‘ l l’, area of cross-section A and electric resistivity ρ is connected between the terminals of a battery. A potential difference V is developed between its ends, causing an electric current. If the length of the wire of the same material is doubled and the area of cross-section is halved, the resultant current would be :

A conducting wire of length ‘ l l’, area of cross-section A and electric resistivity ρ is connected between the terminals of a battery. A potential difference V is developed between its ends, causing an electric current. If the length of the wire of the same material is doubled and the area of cross-section is halved, the resultant current would be :

A conducting wire of length ' l l' area of cross-section A and electric resistivity ρ is connected between the terminals of a battery. A potential difference V is developed between its ends causing an electric current. If the length of the wire of the same material is doubled and the area of cross-section is halved the resultant current would be :